Peridot and Rhodochrosite Physical Properties

Peridot

Rhodochrosite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.54-1.553.0-3.3

1 7.18

1.5 Fracture

Conchoidal

Uneven, Conchoidal, Conchoidal to uneven, Brittle

1.6 Cleavage

Poor

On {10 1 1} perfect; parting on {10 1 2}

1.7 Mohs Hardness

6.5-73.5-4

2 10

1.8 Chemical Composition

(Mg,Fe)₂SiO₄

MnCO₃

Peridot and Rhodochrosite Chemical Formula

While comparing Peridot and Rhodochrosite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Peridot and Rhodochrosite chemical formula.

Chemical formula of Peridot- (Mg,Fe)₂SiO₄
Chemical formula of Rhodochrosite- MnCO₃

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Peridot and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Peridot and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Peridot and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Peridot is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.